It might also be Afrormosia, Walnut, or stained Beech. The color is a bit odd. When you get it, take some nice sharp close-up photos and post them. Knowing what wood was used will help direct you to its origin.
It is not an Ib Kofod Larsen design that I recognize, but he did design a lot of chairs. And his lounge chairs influence the designs of a lot of others.
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